How many speech sounds the word sergeant?

Let's break down the word "sergeant" to count the speech sounds:

* s: /s/

* er: /ɜːr/ (This is a single sound, not two separate ones)

* g: /dʒ/

* e: /ə/

* a: /æ/

* n: /n/

* t: /t/

Therefore, the word "sergeant" has 7 speech sounds.